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harina [27]
3 years ago
6

A rock is thrown upwards with in total velocity of 75 ft/s from a height of 225 feet. The height h of the rock above the ground

t seconds after being released is given by h(t)=-16tt^2+75+225. Determine the time in seconds required for the rock to reach its maximum height. Round your answer to three decimal places.
Mathematics
1 answer:
vaieri [72.5K]3 years ago
4 0

Answer:

it would take 33 5.5 s to reach it's maximum height

Step-by-step explanation:

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Indicate the method you would use
FinnZ [79.3K]

Answer:

correct choice is 1st option

Step-by-step explanation:

Two given triangles have two pairs of congruent sides: one pair of length 7 units and second pair of length 8 units. The third side is common, i.e the lengths of third sides are equal too.

Use SSS theorem that states that if three sides of one triangle are congruent to three sides of another triangle, then these two triangles are congruent.

Thus, given triangles are congruent by SSS theorem.



7 0
3 years ago
10.) Write an equivalent expression to d+ d + d + W+W+W+W
rjkz [21]

Answer:

3d + 4w

Step-by-step explanation:

Since there are multiple of each variable, we can add like terms.

There are 3 d's, so adding these together gets you 3d

There are 4 w's, so this is equal to 4w.

Now, add these together to get the equivalent expression:

3d + 4w is the expression

5 0
3 years ago
Read 2 more answers
Is due today Help!!! Algebra ll
guapka [62]

-7x-9y=-8

5x+6y=4

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y=4

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5x+24=4

5x=-20

x=-4

(-4,4)

Hope this helps.

頑張って!

7 0
3 years ago
Draw a double number line to solve the following rate problem.
IgorLugansk [536]
The ratio here is

  3/4 cup milk                                          6 cups milk
--------------------    Now equate this to    -----------------
 1 beaten egg                                                x

Solving this equation, (3/4)x = 6, and x = 8 (eggs)   (answer)


Check:  Note that 3/4    /    1    =   6  /   8
5 0
3 years ago
Read 2 more answers
Point G lies between points F and H on FH.
dlinn [17]

Answer: x=3 ==> 1st option

Step-by-step explanation:

FH=FG+GH

18=4x+2x

6x=18

x=3 ==> 1st option

8 0
1 year ago
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